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vulnerability

Long-Lived Vulnerability in Microsoft Secure Boot

A fundamental flaw in Microsoft's Secure Boot, a long-standing security feature designed to protect devices from firmware attacks, has been discovered and has existed for nearly 14 years. Researchers found that old, unsi…

Schneier on Security · Jul 29, 2026 High
threat-intel

Measuring LLMs’ Ability to Perform Cryptanalysis

Researchers at Anthropic have developed CryptanalysisBench, a new benchmark to assess the ability of Large Language Models (LLMs) to perform mathematical cryptanalysis. The benchmark revealed that several LLMs, including…

Schneier on Security · Jul 29, 2026 Medium